205540030

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{17029}}^1$

素因数の和:17124

約数の個数: 32

約数和(自身を含む): 397275840

約数和(自身を除く): 191735810

約数列:

[1, 2, 5, 10, 17, 34, 71, 85, 142, 170, 355, 710, 1207, 2414, 6035, 12070, 17029, 34058, 85145, 170290, 289493, 578986, 1209059, 1447465, 2418118, 2894930, 6045295, 12090590, 20554003, 41108006, 102770015, 205540030]

約数ペア:

[(1, 205540030), (2, 102770015), (5, 41108006), (10, 20554003), (17, 12090590), (34, 6045295), (71, 2894930), (85, 2418118), (142, 1447465), (170, 1209059), (355, 578986), (710, 289493), (1207, 170290), (2414, 85145), (6035, 34058), (12070, 17029)]